Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCAs0tKX22U7CWzUmdSJg2l0/S1tIJ9g2N60SI7sL+yywspnKTKX6FqKoBh… (1,748 chars)"
  }
}